1. Size: 120x120x38 mm 2. Weight: 270 g 3. Operating voltage: 85~245 VAC (120~250 VDC) 4. Air flow: 115~130 CFM 5. Power consumption: 6~8 Watt 6. Operating temperature: -10C ~ +70C 1. Box size: 49x30x29 cm 2. Gross weight: 12 kg 3. quantity of fan: 40 pcs